#include<iostream>
#include<string>
#include<unordered_map>
using namespace std;
int main()
{
    int a=100;
    int c=10;
    cout<<"hello C++\n"<<endl;
    cout<<"hello C++\n"<<endl;
    cout<<"hello C++\n"<<endl;
    cout<<"hello C++\n"<<endl;
    cout<<"hello C++\n"<<endl;
    cout<<"hello C++\n"<<endl;
    return 0;
}